#383AB2#383AB2

#383AB2 is a dark, vivid blue. Relative luminance 0.071; OKLCH L 42.9% C 0.185 H 274.6°. Best body text is #FFFFFF at 8.69:1 contrast (WCAG AA passes).

Color values

HEX	#383AB2
RGB	rgb(56, 58, 178)
HSL	hsl(239, 52%, 46%)
HSV	hsv(239, 69%, 70%)
CMYK	cmyk(68.5%, 67.4%, 0%, 30.2%)
CIE-LAB	lab(31.99, 38.12, -63.87)
CIE-LCH	lch(31.99, 74.38, 300.83°)
OKLab	oklab(42.95% 0.0149 -0.1844)
OKLCH	oklch(42.95% 0.185 274.6)
XYZ	xyz(11.1772, 7.0802, 42.8884)
Luminance	0.0708 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#383AB2 #B2B038

analogous

#3877B2 #383AB2 #7338B2

triadic

#383AB2 #B2383A #3AB238

tetradic

#383AB2 #B23877 #B2B038 #38B273

square

#383AB2 #B23877 #B2B038 #38B273

split-complementary

#383AB2 #B27338 #77B238

monochromatic

#1B1C55 #292B83 #383AB2 #5C5DCC #8A8BDA

Accessibility & contrast

On white

8.69

#383AB2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.42

#383AB2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #383AB2

8.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##383AB2	#FFFFFF	#000000	##FFFFFF
##383AB2	1.00	8.69	2.42	8.69
#FFFFFF	8.69	1.00	21.00	1.00
#000000	2.42	21.00	1.00	21.00
##FFFFFF	8.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051B6

Deuteranopia (green-blind)

#0046B0

Tritanopia (blue-blind)

#005A71

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #383ab2;
/* rgb */ color: rgb(56, 58, 178);
/* oklch */ color: oklch(42.9% 0.185 274.6);

Tailwind

colors: {
  custom: {
    50: '#7f71ca',
    500: '#383ab2',
    950: '#000000',
  },
}

SCSS

$custom: #383ab2;
$custom-light: #7f71ca;
$custom-dark: #000000;

JSON

{
  "hex": "#383ab2",
  "rgb": {
    "r": 56,
    "g": 58,
    "b": 178
  },
  "hsl": {
    "h": 239.016,
    "s": 52.137,
    "l": 45.882
  },
  "oklch": {
    "l": 0.42947,
    "c": 0.18505,
    "h": 274.6
  },
  "luminance": 0.07081
}

Semantic roles & 50–950 ramp

primary

#383AB2

secondary

#C5C381

accent

#D94CDC

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0B0713

muted

#7C7A82

Preview Lab

Preview with #383AB2

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →